Watts up? Smart Circuit 20 Electricity Watt Meter and Controller

Hardwired Watt Meter With Internet Capabilities

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What's special about this hardwired watt meter?

  • Affordable, permanent energy management system helps lower monthly electric bills for residential and commercial applications
  • Hardwires directly to large appliances ranging from 100V - 250V, and has a built-in web server to remotely access information, such as watt usage and consumption costs
  • Idea for individuals or companies looking to limit their power usage and make their homes or offices more environmentally friendly by reducing their carbon foot print
  • Click for More Features

The Smart Circuit 20 is a sophisticated watt meter that hardwires directly to an appliance to help you reduce your electricity consumption, carbon footprint, and electric bill via the internet. With all the capabilities of the Watts Up? .Net, this hardwired version is compatible with larger appliances and loads ranging from 100v - 250V, 20 Amp, 50/60 Hz circuits.


Please Note: This product ship in 7 days

WAT-31298 Smart Circuit 20 Electricity Watt Meter & Controller 100-250v, 50/60Hz, 20 amps 3" x 2" x 2" 0.5 lb (0.25 kg) DISCONTINUED

  • LED light lets you know the power status of connected device
  • Installation is similar to ‘circuit breakers,' and can be installed into a double gang wall box, panel enclosure box, or a media enclosure
  • USB and Ethernet interface for easy connection to home or office networks
  • Manual on/off for security reasons, rebooting servers, or while on vacation
  • Not intended to replace circuit breakers, and should be installed by a licensed electrician
  • Pays for itself in as little as two years, by shaving off excess wattage during expensive peak hours
  • Incorporates a sophisticated, state-of-the-art digital microprocessor that enables precise and accurate measurements in an easy-to-use web based format.
  • Multiple installations are ideal for home automation projects where more than one device needs to be turned on or off from a remote location
  • Made in the USA Made in the USA
  • 1 year manufacturer’s warranty


Smart Circuits are ideal for:

  • Lighting circuits
  • Outlet circuits with lots of vampire electronics or leaker loads
  • Large hard-wired appliances such as electric hot water heaters, washer/dryers, HVAC systems, pumps, blowers, and refrigerator/freezers.
Power: 100-250v, 50/60Hz, 20 amps
Accuracy: +/- 1.5%, + 3 counts of the displayed value
Ethernet Connection: TCP/IP, http.
Power Switching Rated: 100,000 cycles
USB/Ethernet  Interface: Yes
Voltage Fluctuations: Not to exceed +/- 10% of the nominal voltage
Altitude: Up to 2000 meters
Dimensions: 3" x 2" x 2" (8cm x 5cm x 5cm)
Input and Output: Via wire terminal block
Weight: 0.5 lbs (0.25 kg)
Operating Temperature: 5°C to 40°C
Maximum Relative Humidity: 80% for temperatures up to 31°C
Environment Use: Indoor use only




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